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# -*- coding: utf-8 -*-
# © 2016 Danimar Ribeiro, Trustcode
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
import os
import requests
from lxml import etree
from .patch import has_patch
from .assinatura import Assinatura
from pytrustnfe.xml import render_xml, sanitize_response
from pytrustnfe.utils import gerar_chave, ChaveNFe
from pytrustnfe.Servidores import localizar_url
from pytrustnfe.certificado import extract_cert_and_key_from_pfx, save_cert_key
from requests.packages.urllib3.exceptions import InsecureRequestWarning
# Zeep
from requests import Session
from zeep import Client
from zeep.transports import Transport
def _generate_nfe_id(**kwargs):
for item in kwargs['NFes']:
vals = {
'cnpj': item['infNFe']['emit']['cnpj_cpf'],
'estado': item['infNFe']['ide']['cUF'],
'emissao': '%s%s' % (item['infNFe']['ide']['dhEmi'][2:4],
item['infNFe']['ide']['dhEmi'][5:7]),
'modelo': item['infNFe']['ide']['mod'],
'serie': item['infNFe']['ide']['serie'],
'numero': item['infNFe']['ide']['nNF'],
'tipo': item['infNFe']['ide']['tpEmis'],
'codigo': item['infNFe']['ide']['cNF'],
}
chave_nfe = ChaveNFe(**vals)
chave_nfe = gerar_chave(chave_nfe, 'NFe')
item['infNFe']['Id'] = chave_nfe
item['infNFe']['ide']['cDV'] = chave_nfe[len(chave_nfe) - 1:]
def _render(certificado, method, sign, **kwargs):
path = os.path.join(os.path.dirname(__file__), 'templates')
xmlElem_send = render_xml(path, '%s.xml' % method, True, **kwargs)
modelo = xmlElem_send.find(".//{http://www.portalfiscal.inf.br/nfe}mod")
modelo = modelo.text if modelo is not None else '55'
if sign:
signer = Assinatura(certificado.pfx, certificado.password)
if method == 'NfeInutilizacao':
xml_send = signer.assina_xml(xmlElem_send, kwargs['obj']['id'])
if method == 'NfeAutorizacao':
xml_send = signer.assina_xml(
xmlElem_send, kwargs['NFes'][0]['infNFe']['Id'])
elif method == 'RecepcaoEvento':
xml_send = signer.assina_xml(
xmlElem_send, kwargs['eventos'][0]['Id'])
elif method == 'RecepcaoEventoManifesto':
xml_send = signer.assina_xml(
xmlElem_send, kwargs['manifesto']['identificador'])
else:
xml_send = etree.tostring(xmlElem_send, encoding=str)
return xml_send
def _get_session(certificado):
cert, key = extract_cert_and_key_from_pfx(
certificado.pfx, certificado.password)
cert, key = save_cert_key(cert, key)
session = Session()
session.cert = (cert, key)
session.verify = False
return session
def _get_client(base_url, transport):
client = Client(base_url, transport=transport)
port = next(iter(client.wsdl.port_types))
first_operation = [x for x in iter(
client.wsdl.port_types[port].operations) if "zip" not in x.lower()][0]
return first_operation, client
def _send(certificado, method, **kwargs):
xml_send = kwargs["xml"]
base_url = localizar_url(
method, kwargs['estado'], kwargs['modelo'], kwargs['ambiente'])
session = _get_session(certificado)
patch = has_patch(kwargs['estado'], method)
if patch:
return patch(session, xml_send, kwargs['ambiente'])
transport = Transport(session=session)
first_op, client = _get_client(base_url, transport)
return _send_zeep(first_op, client, xml_send)
def _send_zeep(first_operation, client, xml_send):
parser = etree.XMLParser(strip_cdata=False)
xml = etree.fromstring(xml_send, parser=parser)
namespaceNFe = xml.find(".//{http://www.portalfiscal.inf.br/nfe}NFe")
if namespaceNFe is not None:
namespaceNFe.set('xmlns', 'http://www.portalfiscal.inf.br/nfe')
requests.packages.urllib3.disable_warnings(InsecureRequestWarning)
with client.settings(raw_response=True):
response = client.service[first_operation](xml)
response, obj = sanitize_response(response.text)
return {
'sent_xml': xml_send,
'received_xml': response,
'object': obj.Body.getchildren()[0]
}
def xml_autorizar_nfe(certificado, **kwargs):
_generate_nfe_id(**kwargs)
return _render(certificado, 'NfeAutorizacao', True, **kwargs)
def autorizar_nfe(certificado, **kwargs): # Assinar
if "xml" not in kwargs:
kwargs['xml'] = xml_autorizar_nfe(certificado, **kwargs)
return _send(certificado, 'NfeAutorizacao', **kwargs)
def xml_retorno_autorizar_nfe(certificado, **kwargs):
return _render(certificado, 'NfeRetAutorizacao', False, **kwargs)
def retorno_autorizar_nfe(certificado, **kwargs):
if "xml" not in kwargs:
kwargs['xml'] = xml_retorno_autorizar_nfe(certificado, **kwargs)
return _send(certificado, 'NfeRetAutorizacao', **kwargs)
def xml_recepcao_evento_cancelamento(certificado, **kwargs): # Assinar
return _render(certificado, 'RecepcaoEvento', True, **kwargs)
def recepcao_evento_cancelamento(certificado, **kwargs): # Assinar
if "xml" not in kwargs:
kwargs['xml'] = xml_recepcao_evento_cancelamento(certificado, **kwargs)
return _send(certificado, 'RecepcaoEvento', **kwargs)
def xml_inutilizar_nfe(certificado, **kwargs):
return _render(certificado, 'NfeInutilizacao', True, **kwargs)
def inutilizar_nfe(certificado, **kwargs):
if "xml" not in kwargs:
kwargs['xml'] = xml_inutilizar_nfe(certificado, **kwargs)
return _send(certificado, 'NfeInutilizacao', **kwargs)
def xml_consultar_protocolo_nfe(certificado, **kwargs):
return _render(certificado, 'NfeConsultaProtocolo', False, **kwargs)
def consultar_protocolo_nfe(certificado, **kwargs):
if "xml" not in kwargs:
kwargs['xml'] = xml_consultar_protocolo_nfe(certificado, **kwargs)
return _send(certificado, 'NfeConsultaProtocolo', **kwargs)
def xml_nfe_status_servico(certificado, **kwargs):
return _render(certificado, 'NfeStatusServico', False, **kwargs)
def nfe_status_servico(certificado, **kwargs):
if "xml" not in kwargs:
kwargs['xml'] = xml_nfe_status_servico(certificado, **kwargs)
return _send(certificado, 'NfeStatusServico', **kwargs)
def xml_consulta_cadastro(certificado, **kwargs):
return _render(certificado, 'NfeConsultaCadastro', False, **kwargs)
def consulta_cadastro(certificado, **kwargs):
if "xml" not in kwargs:
kwargs['xml'] = xml_consulta_cadastro(certificado, **kwargs)
kwargs['modelo'] = '55'
return _send(certificado, 'NfeConsultaCadastro', **kwargs)
def xml_recepcao_evento_carta_correcao(certificado, **kwargs): # Assinar
return _render(certificado, 'RecepcaoEvento', True, **kwargs)
def recepcao_evento_carta_correcao(certificado, **kwargs): # Assinar
if "xml" not in kwargs:
kwargs['xml'] = xml_recepcao_evento_carta_correcao(
certificado, **kwargs)
return _send(certificado, 'RecepcaoEvento', **kwargs)
def xml_recepcao_evento_manifesto(certificado, **kwargs): # Assinar
return _render(certificado, 'RecepcaoEvento', True, **kwargs)
def recepcao_evento_manifesto(certificado, **kwargs): # Assinar
if "xml" not in kwargs:
kwargs['xml'] = xml_recepcao_evento_manifesto(certificado, **kwargs)
return _send(certificado, 'RecepcaoEvento', **kwargs)
def xml_consulta_distribuicao_nfe(certificado, **kwargs): # Assinar
return _render(certificado, 'NFeDistribuicaoDFe', False, **kwargs)
def consulta_distribuicao_nfe(certificado, **kwargs):
if "xml" not in kwargs:
kwargs['xml'] = xml_consulta_distribuicao_nfe(certificado, **kwargs)
return _send_v310(certificado, **kwargs)
def xml_download_nfe(certificado, **kwargs): # Assinar
return _render(certificado, 'NFeDistribuicaoDFe', False, **kwargs)
def download_nfe(certificado, **kwargs):
if "xml" not in kwargs:
kwargs['xml'] = xml_download_nfe(certificado, **kwargs)
return _send_v310(certificado, **kwargs)
def _send_v310(certificado, **kwargs):
xml_send = kwargs["xml"]
base_url = localizar_url(
'NFeDistribuicaoDFe', kwargs['estado'], kwargs['modelo'],
kwargs['ambiente'])
cert, key = extract_cert_and_key_from_pfx(
certificado.pfx, certificado.password)
cert, key = save_cert_key(cert, key)
session = Session()
session.cert = (cert, key)
session.verify = False
transport = Transport(session=session)
xml = etree.fromstring(xml_send)
xml_um = etree.fromstring('<nfeCabecMsg xmlns="http://www.portalfiscal.inf.br/nfe/wsdl/"><cUF>AN</cUF><versaoDados>1.00</versaoDados></nfeCabecMsg>')
client = Client(base_url, transport=transport)
port = next(iter(client.wsdl.port_types))
first_operation = next(iter(client.wsdl.port_types[port].operations))
with client.settings(raw_response=True):
response = client.service[first_operation](nfeDadosMsg=xml, _soapheaders=[xml_um])
response, obj = sanitize_response(response.text)
return {
'sent_xml': xml_send,
'received_xml': response,
'object': obj.Body.nfeDistDFeInteresseResponse.nfeDistDFeInteresseResult
}